What is Loctite AA 3342 designed for?

This structural acrylic adhesive is designed for bonding rigid parts, ferrites, and magnets in electric motors.

How does this structural adhesive cure?

It cures using an activator (such as Loctite SF 7649 or SF 7386) or through heat curing.

What is the maximum service temperature?

The adhesive resists operating temperatures up to 180 °C and has a flash point of 125 °C.

How fast does the adhesive fixture?

When used with an activator, it reaches fixture strength within 3 to 3.5 minutes.

What type of dispenser gun is required?

The standard 300 ml cartridge fits standard 310 ml sealant and adhesive applicator guns.

LOCTITE 3342 structural adhesive (300 ml standard tube) - 537444

Name: LOCTITE 3342 structural adhesive (300 ml standard tube) - 537444
Brand: LOCTITE
SKU: 02148074
Price: 192.8 EUR
Availability: PreOrder

Supplier number: LOCTITE 537444 | EAN 5010266382425

Recommended Retail Price €250.87

192.80 tax incl.

€159.34 excl. VAT (incl. all environmental contributions)

On order: delivered from 28/10/2026

Ordered before 20:00 - delivered as of 28/10/2026
Free shipping
Delivery by DHL
Delivered from Belgium

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How does it work?

For a purchase value of €99 to €125 excl. VAT, receive FREE LOCTITE 55 thread sealing cord 50 m (IDH 528244) worth €9.99.
For a purchase value of more than €125 excl. VAT, receive FREE LOCTITE SF 7850 hand cleaner 400 ml (IDH 2098250) worth €13.21.
The free item is automatically added to your order. No registration is required.
The promotion is valid from 01.10.2026 to 31.10.2026.
Loctite Buy & Get deals are recognisable by the promotion label on the product page. Click the label to view all available deals.

High-strength structural bonding under extreme heat

Practical benefits

Reliable Loctite AA 3342 performance: You bond rigid assemblies securely with a high tensile shear strength between 15 and 30 N/mm².
Superior thermal resistance: You maintain durable bonds in demanding environments thanks to continuous temperature resistance up to 180 °C.
Fast fixture for assembly: You speed up component joining with a rapid fixture time of 3 to 3.5 minutes on activated surfaces.

In a nutshell

The right choise for

With Loctite aa 3342 structural adhesive, you achieve heavy-duty, durable bonds even in demanding thermal conditions. This 1C acrylic adhesive is designed specifically for bonding rigid components, ferrites, and permanent magnets in electric motors. With continuous heat resistance up to 180 °C and a tensile shear strength between 15 and 30 N/mm², your assemblies of dissimilar materials remain rock-solid under stress. When used with an activator such as Loctite sf 7649 or sf 7386, it reaches fixture strength within just 3 to 3.5 minutes. The standard 300 ml cartridge fits standard 310 ml applicator guns, allowing you to work efficiently without any manual mixing.

Product information FAQ

€192.80

tax incl.

Key features according to our expert

Weight: 300 g
ADR packing group: Not applicable
ADR class: Not applicable
UN number: Not applicable
Principal hazard property: GHS05 Corrosive
P-statements: P261; P273; P280; P302 + P352; P305 + P351 + P338; P333 + P313
H-statements: H315; H317; H318; H335; H412
Hazard class: GHS05 Corrosive; GHS07 Harmful or irritant
Physical state: Liquid
Flash point: 125 °C

Product description:

LOCTITE AA 3342 is a yellow-opaque, high viscosity, no-mix structural bonder which has high temperature resistance, good impact resistance and good humidity resistance.
It has a fixture time of 3 - 3.5 min and a service temperature range up to +180°C.
Its tensile shear strength is 15 - 30 N/mm² and it requires an activator, Loctite SF 7386.

Precautionary statements

P261: Avoid breathing dust/fume/gas/mist/vapours/spray.
P273: Avoid release to the environment.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P302 + P352: IF ON SKIN: Wash with plenty of water/…
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P333 + P313: If skin irritation or rash occurs: Get medical advice/attention.

Hazard statements

H315: Causes skin irritation.
H317: May cause an allergic skin reaction.
H318: Causes serious eye damage.
H335: May cause respiratory irritation.
H412: Harmful to aquatic life with long lasting effects.

All Features

Weight: 300 g
Adr packing group: Not applicable
Adr class: Not applicable
Un number: Not applicable
Principal hazard property: GHS05 Corrosive
P-statements: P261; P273; P280; P302 + P352; P305 + P351 + P338; P333 + P313
H-statements: H315; H317; H318; H335; H412
Hazard class: GHS05 Corrosive; GHS07 Harmful or irritant
Physical state: Liquid
Flash point: 125 °C

Brand LOCTITE
02148074
EAN 5010266382425
Supplier number LOCTITE 537444

Frequently asked questions about this product

Answered by specialists

What is Loctite AA 3342 designed for?: This structural acrylic adhesive is designed for bonding rigid parts, ferrites, and magnets in electric motors.
How does this structural adhesive cure?: It cures using an activator (such as Loctite SF 7649 or SF 7386) or through heat curing.
What is the maximum service temperature?: The adhesive resists operating temperatures up to 180 °C and has a flash point of 125 °C.
How fast does the adhesive fixture?: When used with an activator, it reaches fixture strength within 3 to 3.5 minutes.
What type of dispenser gun is required?: The standard 300 ml cartridge fits standard 310 ml sealant and adhesive applicator guns.